Question

The Eigen values of a unit matrix of order 2 is
A) -1 and 1
B) 1 and -1
C) 0 and 1
D) 1 and 1 ​

Answer 1

Answer:

-1

Step-by-step explanation:

Highest power of 2 that divides 20!

=[

2

20

]+[

4

20

]+[

8

20

]+[

16

20

]+[

32

20

]+....

=10+5+2+1+0+0+...

=18